Collecting otoliths from sockeye salmon on the Salmon Lake shoreline
By Alaska Science Center
August 2015 (approx.)
![Scientist cutting open head of dead sockeye salmon to get otolith (ear bone) for analysis](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/otolith_collection_Salmon_Lake_8-2015_Mike_Carey.png?itok=CAGKHC8N)
Detailed Description
Chris Zimmerman removing otoliths from sockeye salmon carcasses on the shoreline of Salmon Lake. Otoliths are used to read age of a fish and other chemical signatures over time.
Sources/Usage
Public Domain.